Daikin Split Series, Installation Manual

Page: 6 / 10

Installation manual
3
FDBQ25B8V1
Split series room air conditioners
Multi system room air conditioners
4PW23698-1
D
RAIN PIPING
Drain check
Make sure that the drain hose is firmly connected
Pour some water into the drain pan to check if the water flows
smoothly.
V
ACUUM DRYING OF THE INSTALLATION
Refer to the installation manual of the outdoor unit.
F
IELD WIRING
Field wiring
Wire in accordance with the wiring diagrams (see figure 6 ) and
outlook diagram. (See figure 1)
A1P........................ Printed circuit board
C1R ....................... Capacitor (fan motor)
F1T ........................ Thermal fuse 152°C (M1F embedded)
F1U........................ Fuse (250 V/5 A)
HAP ....................... Light emitting diode (service monitor - green)
M1F ....................... Motor (fan)
R1T........................ Thermistor (air)
R2T........................ Thermistor (liquid)
R3T........................ Thermistor (coil)
RyF1-4................... Magnetic relay (fan)
SS1........................ Selector switch (emergency)
X1M,X2M............... Terminal strip
RC ......................... Signal receiver circuit
T1R........................ Transformer
TC.......................... Signal transmission ciruit
ADAPTOR FOR WIRING
RyH........................ Magnetic relay
CONNECTOR FOR OPTIONAL PARTS
X33A...................... Connector (adaptor for wiring)
X35A...................... Connector (group control adaptor)
X40A...................... Connector (remote on/off, forced off)
X60A,X61A ............ Connector (interface adaptor for sky air series)
When inserting the refrigerant piping in the wall hole, take
care not to let dust or moisture come into the piping.
Protect the pipes with a cap or seal the pipe end
completely with tape.
■
The drain hose must slope downward to the outdoor
side.
■
Do not use a trap in the drain piping.
■
Never put the end of the drain hose into water.
■
If you extend the drain hose, always insulate it up to
the outdoor side with polyethylene foam insulation
material (field supply).
■
All field wiring and components must be provided by a
licensed electrician and must comply with the relevant
local and national codes.
■
Be sure to use a dedicated power circuit. Never use a
power supply shared by another appliance.
■
Before supplying the power, check that the voltage is
within ±10% of the rated voltage marked on the
nameplate.
■
Take care not to bend the printed circuit board when
inserting or removing the connectors.
1 2 3 4
1 dust
2 moisture
3 tape
4 cap
1 drain hose fixed to the indoor unit
2 the indoor side extension drain
hose
3 wall
4 polyethylene foam
1
2
4
3
: Field wiring
: Terminal
: Connector
: Wire clamp
: Protective earth (screw)
BLK : Black
BLU : Blue
BRN : Brown
GRN : Green
GRY : Gray
ORG : Orange
RED : Red
WHT : White
YLW : Yellow
,